Business

业务分布

Including diving salvage, underwater video and photography, underwater cutting and welding, underwater plugging and reinforcement, underwater Marine biological cleaning, underwater cleaning and desilting, underwater concrete pouring, underwater anti-corrosion, underwater blasting; Installation and disassembly, plugging and maintenance of underwater engineering structures; Ship towing, ship repair, fire and rescue inspection, submarine pipeline inspection and maintenance, Marine investigation, Marine rescue, underwater survey, large lifting, etc.; Non-destructive testing of underwater/underwater steel structures, including magnetic particle testing, ultrasonic testing and thickness measurement, ACFM non-destructive testing, X-ray testing, visual testing; Water plant and power plant pool and channel dredging, pump house cleaning, drainage pipe installation, sewage barrier cleaning, replacement gate landing, diversion tunnel, reservoir dam block reinforcement and (pier) underwater buildings of the foundation bed dumping and underwater seabed leveling operations, installation and other diving services.